20512334516

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{64912451}}^1$

素因数の和:64912534

約数の個数: 12

約数和(自身を含む): 36350973120

約数和(自身を除く): 15838638604

約数列:

[1, 2, 4, 79, 158, 316, 64912451, 129824902, 259649804, 5128083629, 10256167258, 20512334516]

約数ペア:

[(1, 20512334516), (2, 10256167258), (4, 5128083629), (79, 259649804), (158, 129824902), (316, 64912451)]